RTG 223 Radiation protection

123456789101112131415161718192021222324252627282930
Across
  1. 1. The abbreviation of disintegration per second.
  2. 4. occur below a certain threshold value.
  3. 5. The unit of exposure.
  4. 6. The energy that comes from a source and travels through space and may be able to penetrate various materials
  5. 9. The non SI unit of absorbed dose.
  6. 11. Material shielding for gamma ray.
  7. 12. The non SI unit of effective dose .
  8. 15. The dose representation the total body could receive and could be assessed the potential for long-term effects that might occur in the future.
  9. 16. The SI unit of radioactivity.
  10. 20. The amount of ionization in air due to gamma and x-ray.
  11. 21. A radionuclide is a radioactive element, mam-made or from natural sources, with a specific atomic weight.
  12. 22. The effects that occur by chance and which may occur without a threshold level of dose, whose probability is proportional to the dose and whose severity is independent of the dose.
  13. 24. The SI unit of equivalent dose.
  14. 27. The personal dose monitoring.
  15. 28. The particle is a helium NUCLEUS.
  16. 29. The disease which is inducing of stochastic effect.
  17. 30. Neutron shielding material.
Down
  1. 2. We can call gamma ray and x-ray ray in the other name.
  2. 3. The equivalent dose of RT for which organ should have the dose limit are 20 mSv per year.
  3. 5. The spontaneous emission of energy from unstable atom.
  4. 7. The energy deposited in a small volume of matter
  5. 8. The abbreviation of International Commission on Radiation Units and Measurements.
  6. 10. The inverse square law is a technique of external radiation protection.
  7. 13. The part of an atom with a negative electrical charge, which moves around the atom's nucleus.
  8. 14. The effect that occur with dose-dependent severity. These effects generally do
  9. 17. The disease is abnormal redness and inflammation of the skin caused by deterministic effect.
  10. 18. The SI unit of absorbed dose.
  11. 19. We called positive electron, positively charged.
  12. 23. The elements with the same atomic number but different mass numbers.
  13. 25. The abbreviation of tenth value layer.
  14. 26. The particle that be absorbed by aluminum.